The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 14, 2004
Filed:
Oct. 23, 2002
Applicant:
Inventors:
Masao Ishii, Tokyo, JP;
Kenichi Tanaka, Tokyo, JP;
Assignee:
KOA Glass Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C03C 1/200 ; C03C 8/18 ; C03C 3/19 ;
U.S. Cl.
CPC ...
C03C 1/200 ; C03C 8/18 ; C03C 3/19 ;
Abstract
This invention provides an antimicrobial glass which exhibits excellent dispersing ability into a resin and excellent transparency besides generating small yellowing and a method for manufacturing the antimicrobial glass. In the antimicrobial glass capable of releasing an Ag ion, a shape of the antimicrobial glass is formed into a polyhedron and, at the same time, an average particle size of the antimicrobial glass is set to a value within a range of 0.1 to 300 &mgr;m.